Ultra-Reliable Control Valves and Self-Operated Pressure RegulatorsManufacturer

THINKTANK’s control valves are designed for fast response times and guaranteed flow rates to help you optimize operations and reduce costs for maximum return on investment.

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Our control valves are designed for fast response times and guaranteed flow rates to help you optimize operations and reduce costs for maximum return on investment.


THINKTANK's control valves are also designed for extreme applications. They are built to handle corrosive media, high temperatures, pressures and resistance to wear and corrosion.


Help you customize the control valve of your own brand, in case maximum protection of your local market and benefit. No minimum order quantity requirement

Our Most Popular Products

The following are our superior products, which have obtained ISO9001 and CE certificates.

  • Pneumatic/Electric Single-Seated Control Valves
  • Pneumatic/Electric Cage Type Control Valves
  • Pneumatic/Electric Three-Way Control Valves
  • Pneumatic/Electric Double-Seated Control Valves
  • Pneumatic/Electric High-Pressure Control Valves
  • Self-Operated Pressure Regulators

The Latest Projects

Thanks to our customers who have trusted us and given us opportunities. Every valve embodies the responsibility, passion, and honor of our people.

Quality Control Plan

Product quality is THINKTANK’s top priority. We take every process seriously to ensure that high performance, sensitive, and smoothed shells of control valves and self-operated pressure regulators are delivered to our customers. We work hard and give 100% work to make our customers 100% satisfied.

Incoming Material

  • Chemical analysis
  • Mechanical properties
  • Dimensional checks
  • Visual checks
  • Non-destruction examination


  • Visual checks
  • Dimensional checks
  • Liquid penetration test

Special Process

  • Visual checks/Welding
  • Liquid penetration test/Welding
  • Hardness test/Welding
  • Visual checks/Lapping
  • Dimensional checks/Lapping


  • Installation
  • Calibration

Hydrostatic tests

  • Shell test
  • Sealing test
  • Leakage test
  • Air test
  • Function test


  • Visual inspection
  • Thickness checks


  • Invoice
  • Packing list
  • MTC
  • Manual


  • Post-manufacturing checks
  • Marking
  • Packing
  • Shipping number

Numbers Speak

THINKTANK provides OEM service for many world-famous brands, and we are able to design and manufacture industrial valves according to customer’s requirements.

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Exported Countries
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Satisfied Customers
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Served Brands

The latest News

Inspection and Test

Every step of the inspection is the responsibility of our customers
material analyzer

Chemical Analysis

ultrasonic nondestructive testing
Ultrasonic NDT
diemnsion test (1)
Dimensional Checks
function test
Functional & Performance test
visual test (1)
Visual Test
paint thickness measurement
leakage test (1)
Leakage Test
hydrostatic test​
Hydrostatic Test

To See How People Say About THINKTANK?

Part of Certificates

sil3 certificate

Functional safety Certificate 1


Functional safety Certificate 1


Honest business company

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AAA Credibility Grading Certificate




CE 1


CE 2


Honest business vendor


Comply by the contract and keep integrity


Comply by the serve and keep integrity


Comply by the quality and keep integrity

Keep Safe & Stay Healthy

We look forward to meeting with you in the near future

Since December 2019, our customers and friends have not been able to come to China due to the COVID-19. We sincerely hope that everyone can stay away from the new coronavirus, stay healthy and stay safe.
Today, we have specially opened a video workshop channel for customers to more intuitively see the processing, testing, installation, calibration, packaging, transportation, and other processes of our products.
We hope wherever you are, you always can know THINKTANK more intuitively and hope that we can work together to create more social value.

Frequently Asked Questions

These are the most frequently asked questions. If you cannot find an answer here, please contact us via email at marketing at cncontrolvalve.com

Are you a factory or trading company?

We are a family business integrating manufacturing and trading, and our headquarters is established in Taipei, Taiwan. We have three factories on the Chinese mainland. THINKTANK is the trading branch which is mainly responsible for overseas business.

What are your payment terms?
  1. Pay 30% in advance and 70% before shipment by T.T. (Standard Products)
  2. Pay 100% in advance by T.T. (Special Products)
  3. 100% L/C at sight from special customers, and L/C should be issued from the world’s first-class bank. (Special Markets)

How long is your product warranty?

All valves from THINKTANK are covered with a 12 Months warranty from the date of installation or 18 Months warranty from the shipment date, whichever comes earlier.

The scope of the warranty is covered for manufacturing defects only.  If a valve failure is due to incorrect operation by the customer, the warranty is not applicable.

How to protect our rights?

All shipment products are documented, and we provide OEM services to many brands without any information about our manufacturer in the goods. Any drawings, operating instructions, test reports, etc., belong to the brand owner.

Various customized professional services

Painting color, dimensions, connection type, accessories, and any other requirements, we will provide the best solution for your projects. Customer satisfaction is always our pursuit.

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We have provided OEM services for 26+ international brands, including the top 500 valve & instrument companies. We believe that we will bring you more sustainable profits.

Grow Your Business is Our Top Priority. Contact Now You Will Get More Than Expect.

Price List For Control Valves


Know your cost at any time during a business negotiation, and quickly sign orders without waiting.

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*  THINKTANK takes your privacy very seriously. All information is only used for technical and commercial communication and will not be disclosed to third parties.

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WhatsApp: +86 185 1656 9221

Skype ID: sowell85

Wechat ID: +86 189 5813 8289